This is an aftermarket replacement washer door boot gasket bellow seal with one open and one closed port design. It directly replaces part numbers AP6835703, PS12711494, W10897390 and 4931032. This bellow is a brand-new, unused, unopened, undamaged item in its original packaging. It is designed to fit specific washing machine models. Installation is DIY-friendly for simple replacement. This high-quality door bellow creates a tight, waterproof seal between the door and the washer tub, preventing leaks, reducing noise and keeping moisture inside the drum to ensure normal and efficient operation of the washing machine.